Powder coating is an important link in the process of wrought iron powder coating line.It is one of the important aspects of the quality of the product.The appearance quality of the product not only reflects the protective and decorative properties of the product, but also is an important factor in the value of the product.And the coating equipment is the most important part of the whole coating process.Because of the rust and perishability of the iron itself, powder coating can play a good role in anti rust and corrosion protection for the iron workpieces.